A.danger
B.dangerous
C.dangerously
D.dangering
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A.meet
B.face
C.be in front of
D.follow
A.breaking the weak link
B.releasing the tie-down strap
C.pulling the operating cord
D.releasing the CO2 canister
A.couducts electricity
B.should be directed at the base of the fire
C.is most effective on burning gases which are flowing
D.extinguishes by cooling oil fires blow ignition temperature
A.Cleaner
B.Effective
C.Greater range
D.More cooling effect
A.a not knowing
B.an unknowing
C.an unknown
D.a not known
最新試題
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
ECDIS must be able to perform all of the following EXCEPT（）.
In the Northern hemisphere northerly winds may cause temperature（）.
The helm command PORT TWENTY means（）.
When the wave period and the apparent rolling period are the same（）.
Before any loading takes place any signs of the previous cargo should do（）.
Which of the following is not a form of precipitation?（）
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
The dew point temperature is（）.
It is dangerous for vessels without the operational radar（）the estuary.